Danny Shechtman, an Iowa State engineering professor and a research scientist will speak at the university's memorial union great hall at noon Wednesday.

His lecture will focus on ideas about building up developing countries by motivating new generations of students in technological entrepreneurship. He says one way to speed up the process is motivating today's engineers and scientists in developing countries to establish startups and eventually mentor the next generation of entrepreneurs.

Shechtman won the Nobel Prize for his discovery of quasicrystals, crystalline materials whose atoms don't line up like other crystals. The discovery changed ideas about matter and its atomic arrangement.

Israeli Prime Minister Benjamin Netanyahu warned Tuesday that a proposed agreement between world powers and Iran was "a bad deal" that would not stop Tehran from getting nuclear weapons -- but would rather pave its way to getting lots of them and lea...